[IPV6] ADDRCONF: Uninline ipv6_isatap_eui64().

Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
diff --git a/include/net/addrconf.h b/include/net/addrconf.h
index 1ba4e5b..8317c1b 100644
--- a/include/net/addrconf.h
+++ b/include/net/addrconf.h
@@ -233,20 +233,7 @@
 		(addr->s6_addr32[3] ^ htonl(0x00000002))) == 0);
 }
 
-static inline int ipv6_isatap_eui64(u8 *eui, __be32 addr)
-{
-	eui[0] = (ipv4_is_zeronet(addr) || ipv4_is_private_10(addr) ||
-		  ipv4_is_loopback(addr) || ipv4_is_linklocal_169(addr) ||
-		  ipv4_is_private_172(addr) || ipv4_is_test_192(addr) ||
-		  ipv4_is_anycast_6to4(addr) || ipv4_is_private_192(addr) ||
-		  ipv4_is_test_198(addr) || ipv4_is_multicast(addr) ||
-		  ipv4_is_lbcast(addr)) ? 0x00 : 0x02;
-	eui[1] = 0;
-	eui[2] = 0x5E;
-	eui[3] = 0xFE;
-	memcpy (eui+4, &addr, 4);
-	return 0;
-}
+extern int __ipv6_isatap_ifid(u8 *eui, __be32 addr);
 
 static inline int ipv6_addr_is_isatap(const struct in6_addr *addr)
 {